SunHai_______hismothermakedinnerwhenhisfathergothomefromwork.
A. washelping
B. helps
C. helped
D. ishelping
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--Ishoutedtoyouatthegate,bueyoudidn'thearme.Really?I____atelephonecalltomymother.
A. make
B. wasmaking
C. made
D. havemade
--Whereisyourfather?Idon'tknow,buthe_______thecarwhenIleftjustnow.
A. iswashing
B. washed
C. waswashing
D. wash
---Icalledyouat5:00yesterdayafternoon,butnooneanswered.-Sorry,I______footballwithmyfriendsatthattime.
A. play
B. played
C. willplay
D. wasplaying
--Oh,dear!Apowercut!Sorry,Ididn'tknowyou_______thewashingmachine.
A. areusing
B. used
C. use
D. wereusing